The Nebraska Cornhuskers have gotten back to having one of the more impressive units in college football. Their rush defense ranked in the Top 10 in the country last year and also ranked 13th in the country in scoring defense. One of the most well-known traditions for Nebraska is their Blackshirt defense. And it’s quite an honor for a Husker player to achieve, dating all the way back to the 1960s. Recently, starting corner Isaac Gifford opened up on what it means to him to be a part of the Blackshirt defense. “It means the world. Like I said, growing up in Nebraska, I watched a lot of people c…